Factor Info

ID 87038
Size 512 digits / 1700 bits
Status composite
Value 53506664657695283687450475061208271066413222890314361229608731921537826540178265243870513157648165205811052367079854872233636204064781338790572689847217369329309139651688388538051819823061215634494560063560294210675099035972441817472054954131841103376094840654250445575965616934285177105685132829088658727700805522621188769387022015985602623006374017073003106982148347216307848321398238225261303812653911757411917538848786206308237185180237124829083789778417505594206691525748411636609939936728223522541574025747

Factorizations

Primary (ID: 3126) 20270345302545987116040069442814496729341666112096057885992643120463337596490211193 (proven prime)
(ID: 87039) 2639652352196228389258569457096818270901808238584505233239679807953107505315340550070684054948875904159282171347341151425909006530731475739356037684141811531225011379982642484561050524044666031174728475373631929804406496009754535833441045029145999421398872934640524142931925166138242988914914262143333288421949611976069803317203623226792666202042226207440333347009499784525744080617044140082466032933872236678348455319713609465579 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.